Home / 3,201.08-4,417.56-1,784.79

Finding the Fourth Proportional to 3,201.08, 4,417.56 and 1,784.79

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Solution

The fourth proportional to 3,201.08, 4,417.56 and 1,784.79 is: 2,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.08 : 4,417.56 = 1,784.79 : x
  2. Step 2: Convert to fraction form
    3,201.08/4,417.56 = 1,784.79/x
  3. Step 3: Cross multiply
    3,201.08x = 4,417.56 × 1,784.79
  4. Step 4: Simplify right side
    3,201.08x = 7,884,416.91
  5. Step 5: Solve for x
    x = 7,884,416.91/3,201.08
  6. Step 6: Final answer
    x = 2,463.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.